25613889

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 15028671

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 287, 419, 497, 861, 1257, 1491, 2911, 2933, 8733, 8799, 17179, 20377, 29749, 51537, 61131, 89247, 120253, 208243, 360759, 624729, 1219709, 3659127, 8537963, 25613889]

約数ペア:

[(1, 25613889), (3, 8537963), (7, 3659127), (21, 1219709), (41, 624729), (71, 360759), (123, 208243), (213, 120253), (287, 89247), (419, 61131), (497, 51537), (861, 29749), (1257, 20377), (1491, 17179), (2911, 8799), (2933, 8733)]